All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...
It obtains these through the blood supplied by a network of small blood vessels. Capillaries make up the majority of the brain's vascular structure, and since they are narrow and have low pressure ...
All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...
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